/*

Miranda IM: the free IM client for Microsoft* Windows*

Copyright 2000-2007 Miranda ICQ/IM project, 
all portions of this codebase are copyrighted to the people 
listed in contributors.txt.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.	

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/
#ifndef _SVC_FILEXML_INCLUDED_
#define _SVC_FILEXML_INCLUDED_ 1

#include "svcExImport.h"
#include "classExImContactBase.h"

namespace NExImport {

#define XKEY_MOD		"MOD"
#define XKEY_SET		"SET"
#define XKEY_CONTACT	"CONTACT"
#define XKEY_OWNER		"OWNER"

#define EXPORT_DATA		1
#define EXPORT_HISTORY	2
#define EXPORT_ALL		(EXPORT_DATA|EXPORT_HISTORY)

class CExImContactXML;
class CFileXml;

enum EError {
	ERROR_OK					= 0,
	ERROR_NOT_ADDED				= 1,
	ERROR_INVALID_PARAMS		= 2,
	ERROR_INVALID_VALUE			= 3,
	ERROR_INVALID_TIMESTAMP		= 4,
	ERROR_INVALID_TYPE			= 5,
	ERROR_DUPLICATED			= 6,
	ERROR_MEMORY_ALLOC			= 7,
	ERROR_INVALID_CONTACT		= 8,
	ERROR_INVALID_SIGNATURE		= 9,
	ERROR_ABORTED				= 10,
	ERROR_CONVERT_METACONTACT	= 11,
	ERROR_ADDTO_METACONTACT		= 12,
	ERROR_EMPTY_MODULE			= 13
};


class CExImContactXML : public CExImContactBase {
	
	CFileXml*		_pXmlFile;		// the xmlfile
	TiXmlElement*	_xmlNode;		// xmlnode with contact information

	BOOLEAN IsContactInfo(LPCSTR pszKey);

	// private importing methods
	INT		ImportModule(TiXmlNode* xmlModule);
	INT		ImportSetting(LPCSTR pszModule, TiXmlElement *xmlEntry);
	INT		ImportEvent(LPCSTR pszModule, TiXmlElement *xmlEvent);
	INT		ImportContact();
	INT		ImportNormalContact();
	INT		ImportMetaSubContact(CExImContactXML * pMetaContact);
	VOID	CountKeys(DWORD &numSettings, DWORD &numEvents);

	// private exporting methods
	INT		ExportModule(LPCSTR pszModule);
	INT		ExportSetting(TiXmlElement *xmlModule, LPCSTR pszModule, LPCSTR pszSetting);
	BOOLEAN	ExportEvents();

	INT		ExportContact(LPENUMLIST pModules);
	INT		ExportSubContact(CExImContactXML *vMetaContact, LPENUMLIST pModules);

public:
	CExImContactXML(CFileXml * pXmlFile);

	// exporting stuff
	TiXmlElement*	CreateXmlElement();
	INT		Export(FILE *xmlfile, LPENUMLIST pModules);

	// importing stuff
	INT		LoadXmlElemnt(TiXmlElement *xContact);
	INT		Import(BOOLEAN keepMetaSubContact = FALSE);

	BOOLEAN operator = (TiXmlElement* xmlContact)	{
		return LoadXmlElemnt(xmlContact) == ERROR_OK;	
	}
};

class CFileXml {
	friend class CExImContactXML;

	DWORD	_numContactsTodo;
	DWORD	_numContactsDone;
	DWORD	_numSettingsTodo;
	DWORD	_numSettingsDone;
	DWORD	_numEventsTodo;
	DWORD	_numEventsDone;
	DWORD	_numEventsDuplicated;

	HANDLE	_hContactToWorkOn;	// contact to ex/import (NULL=owner|INVALID_HANDLE_VALUE=all|HADNLE=one user)

	WORD	_wExport;

	CProgress	_progress;

	INT		ImportOwner(TiXmlElement* xmlContact);
	INT		ImportContacts(TiXmlElement* xmlParent);
	
	DWORD	CountContacts(TiXmlElement* xmlParent);

	INT ExportOwner(FILE *xmlfile, BOOLEAN bExportEvents);
	INT ExportContact(FILE *xmlfile, HANDLE hContact, BOOLEAN bExportEvents, LPENUMLIST pModules);
	INT ExportSubContact(TiXmlElement *xContact, HANDLE hContact, BOOLEAN bExportEvents);

public:
	CFileXml();
	INT	Import(HANDLE hContact, LPCSTR pszFileName);
	INT Export(HANDLE hContact, LPCSTR pszFileName);
};

} // namespace NExImport

#endif /* _SVC_FILEXML_INCLUDED_ */